ignore group invites

// ==UserScript==
// @name         blockinvites
// @namespace    ignoreinvites
// @version      0.1
// @description  blocks every free 50 $ group
// @author       /u/xpingu69
// @match        http://steamcommunity.com/id/*/home/invites/
// @grant        unsafeWindow
//@require https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js
// ==/UserScript==

function reloadpage(){

location.reload();
}

function ignoreinv(){
try {

var idvongruppe = $('[id^="invite__g"]').prop('id');

var x = document.getElementById(idvongruppe);
if (x.innerHTML.indexOf("FREE", "10$", "50$", "CASE") != -1)

    {
        var commandtoignore = x.getElementsByTagName('a')[1].getAttribute('href');
        if (commandtoignore.includes('ignore'))
            {
             eval(commandtoignore);
                    location.href = x.getElementsByTagName('a')[1].getAttribute('href');

        setTimeout(reloadpage, 1000);
            }
else
console.log('nothing found');
        setTimeout(reloadpage, 1000);
    }

console.log('no free 50$ groups found');
   setTimeout(reloadpage, 1000);

}
catch (err) {

setTimeout(reloadpage, 1000);
}

}
setTimeout(ignoreinv, 30000);